CN101470509A - Computer system control method, computer system and notebook computer - Google Patents
Computer system control method, computer system and notebook computer Download PDFInfo
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- CN101470509A CN101470509A CNA2007103044073A CN200710304407A CN101470509A CN 101470509 A CN101470509 A CN 101470509A CN A2007103044073 A CNA2007103044073 A CN A2007103044073A CN 200710304407 A CN200710304407 A CN 200710304407A CN 101470509 A CN101470509 A CN 101470509A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/3293—Power saving characterised by the action undertaken by switching to a less power-consuming processor, e.g. sub-CPU
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Abstract
The invention provides a computer system control method, a computer system and a notebook computer. The computer system control method comprises steps of determining the current status of a computer body, closing a power source of an embedded subsystem or leading the embedded subsystem to be in a low-power consumption status when the computer body is in power-on state, and enabling the embedded subsystem in a working status when the computer body is standby or in power-off state. The computer system comprises a power source, a computer body and an embedded subsystem, and further comprises a state determining module and an embedded system state control module. The notebook computer comprises a motherboard, an embedded subsystem and a power source, wherein the motherboard comprises an embedded controller and a power source switch controller. By utilizing the technical schemes, preset functions can be completed in real time while reducing consumed power brought by the embedded subsystem.
Description
Technical field
The present invention relates to computer realm, particularly relate to a kind of control method, this computer system and notebook computer of computer system.
Background technology
At present, for making the computer system can be under the situation of its work, as be under the state of standby or shutdown, also can finish some specific function, as the function of sending and receiving e-mail, can be on the basis of existing computer system framework at the body of computer system, as on the mainboard of active computer, setting or insertion can be finished the embedded subsystem of predetermined function, for example are used to realize the embedded subsystem of real-time tranception mail function.Usually, real-time for the certified mail transmitting-receiving, this embedded subsystem is with after computer body is connected, which type of state current main body system is in all can be in running order always, like this, though guaranteed the real-time of mail transmission/reception, greatly consumed the electric weight and the power consumption of total system, reduced the stand-by time of system.
Summary of the invention
Embodiments of the invention provide a kind of control method, this computer system and notebook computer of computer system, to reduce the power consumption that embedded subsystem was brought when finishing preset function in real time.
To achieve these goals, on the one hand, a kind of control method of computer system is provided, described computer system comprises: computer body and embedded subsystem, described embedded subsystem is used to realize the function preset, and described computer body is provided with the functional module that is used to realize described preset function, and described functional module is worked when described computer body is in open state, wherein, comprise the steps:
Determine described computer body present located state;
When described computer body is in open state, closes the power supply of described embedded subsystem or make described embedded subsystem be in low power consumpting state;
When described computer body is in low power consumpting state or off-mode, make the in running order of described embedded subsystem.
On the other hand, a kind of computer system is provided, comprise: computer body, embedded subsystem, and the power supply that is connected with embedded subsystem with described computer body, described embedded subsystem is used to realize the function preset, described computer body is provided with the functional module that is used to realize described preset function, described functional module is worked when described computer body is in open state, and wherein, described computer body also comprises:
The state determination module is used for determining described computer body present located state;
The embedded system status control module, be connected with described power supply, be used for when computer body is in open state, close the power supply of described embedded subsystem or make described embedded subsystem be in low power consumpting state, when computer body is in low-power consumption or off-mode, make described embedded subsystem in running order.
Another aspect provides a kind of notebook computer, wherein, comprising: mainboard, embedded subsystem, and to the power supply of described mainboard and embedded subsystem power supply, described mainboard comprises: embedded controller, and wherein, this notebook computer also comprises:
Power supply switch controller is connected with embedded subsystem with described embedded controller,
Described embedded controller is used for when notebook computer is in open state, by controlling described power supply switch controller, closes the power supply of described embedded subsystem; When notebook computer is in low-power consumption or off-mode,, open the power supply of described embedded subsystem by controlling described power supply switch controller.
Technique scheme has following technique effect:
Control by state the embedded subsystem that is used to finish preset function, as be used to realize the real-time tranception of mail or the control of the state of the embedded subsystem of virus monitoring in real time, make when the computer system body is in open state, close the power supply of embedded subsystem or make embedded subsystem be in low power consumpting states such as standby, dormancy, and utilize the functional module of computer system body self to finish this default function; Be in idle low power consumpting state such as states such as standby or dormancy at the computer system body, or during off-mode, just open the power supply of embedded subsystem, and make embedded subsystem in running order, finish this default function to utilize embedded subsystem; Therefore, utilize technique scheme of the present invention can realize finishing in real time this default function, and it is in running order always to need not embedded subsystem, thereby has reduced the power consumption of computer system, postponed the stand-by time of system.
Description of drawings
Fig. 1 is the schematic flow sheet of the control method of one embodiment of the invention computer system;
Fig. 2 is the schematic flow sheet of the control method of another embodiment of the present invention computer system;
Fig. 3 is the structural representation of the computer system of one embodiment of the invention;
Fig. 4 is the structural representation of the computer system of another embodiment of the present invention;
Fig. 5 is the structural representation of the notebook computer of the embodiment of the invention;
Fig. 6 is a kind of specific implementation of the notebook computer of the embodiment of the invention;
Fig. 7 is in a kind of specific implementation of notebook computer of the embodiment of the invention, the structural representation of power control logic and interface circuit.
Embodiment
For technical matters, technical scheme and advantage that the embodiment of the invention will be solved is clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
Fig. 1 is the schematic flow sheet of the control method of one embodiment of the invention computer system.In this embodiment, computer system comprises: computer body and embedded subsystem; Embedded subsystem is used to realize the function preset; This embedded system can be a work system (Always on System) always, even when the computer body system does not work, also can realize the system of preset function, as be used for the system of real-time tranception mail; This computer body is computing machine prior art, that do not connect this embedded system, this computer body is provided with the functional module that is used to realize described preset function, as the functional software of installing in this computer body system, this functional module can be worked when computer body is in open state; Exemplarily, this functional module can be a mail transmission/reception software, and this software can carry out the transmitting-receiving work of mail when computing machine is in open state.Exemplarily, in an embodiment of the present invention, above-mentioned default function can be to realize the monitoring function of the function of mail transmission/reception, virus, other any function that still need realize when computing machine is in off position etc.This embedded subsystem specifically will be finished the realization what default function does not influence technical solution of the present invention.
As Fig. 1, the power control method of the computer system of one embodiment of the invention comprises the steps:
Step 101 is determined computer body present located state;
Step 102, according to computer body present located state, the state of control embedded subsystem specifically comprises: when computer body is in open state, closes the power supply of embedded subsystem or make described embedded subsystem be in low power consumpting state; When computer body is in low power consumpting state or off-mode, make described embedded subsystem in running order.
In this embodiment, exemplarily, can when being connected with computer body, embedded subsystem determine computer body present located state.
In this embodiment, exemplarily, this embedded subsystem can be connected with computer body by the expresscard slot (Expresscard Slot) that is arranged on the computer body, perhaps can also otherwise be connected between embedded subsystem and the computer body; As, embedded subsystem also can be integrated into computing machine, as is integrated on the mainboard of computing machine, perhaps, further, when computer body is notebook computer, embedded subsystem answer that the embedded controller of device and notebook can be same processor in the use.
Fig. 2 is the schematic flow sheet of the power control method of another embodiment of the present invention computer system.As Fig. 2, the power control method of the computer system of another embodiment of the present invention comprises the steps:
In this embodiment of the present invention, the residing state of monitoring computer main body system in case its state changes, is then handled according to different branches accordingly.
In an embodiment of the present invention, exemplarily, for preventing losing of data, before the switching-on and switching-off state that changes embedded subsystem, can between computer body and embedded system, communicate earlier, and judge whether to change the current state of embedded system, to avoid unsuitable the time, carrying out the variation of embedded system state.
In an embodiment of the present invention, exemplarily, for preventing losing of data, can or make at the power supply of closing embedded subsystem before embedded system is in low power consumpting state, carry out the data sync between embedded subsystem and the computer body system earlier, after the computer body system, just can close the power supply of embedded subsystem in the data sync of embedded subsystem; Equally, enter low power consumpting state such as standby or dormant state in the computer body system, before off-mode, also need carry out the data sync between embedded subsystem and the computer body system earlier, after embedded subsystem, computing machine just can quit work with the data sync of computer body system.
The invention also discloses a kind of computer system.As Fig. 3, the computer system 300 of the embodiment of the invention comprises: computer body 301, embedded subsystem 302, and the power supply 303 that is connected with embedded subsystem with computer body, described embedded subsystem is used to realize the function preset, described computer body is provided with the functional module that is used to realize described preset function, described functional module is worked when described computer body is in open state, it is characterized in that described computer body also comprises:
Embedded system status control module 305, be connected with described power supply, the state of system when being used for according to the described embedding of body present located State Control, wherein, when computer body is in open state, close the power supply of described embedded subsystem or make described embedded subsystem be in low power consumpting state, when computer body is in low power consumpting state or off-mode, make described embedded subsystem in running order.
As Fig. 4, in the computer system of the embodiment of the invention, described embedded subsystem also comprises:
Low power consumption control module 401 is used for controlling described embedded subsystem and being in low power consumpting state when the task of in running order embedded subsystem has been finished; And/or,
Shown in Fig. 4 is the example that comprises low power consumption control module and wake module.
In the system of the embodiment of the invention, described computer body also comprises:
Data simultaneous module is used for before closing the power supply of described embedded subsystem and before computer body enters low power consumpting state or off-mode state, the data of described computer body and the data of described embedded subsystem is carried out synchronously.
The invention also discloses a kind of notebook computer.As Fig. 5, the notebook computer 500 of the embodiment of the invention comprises: mainboard 501, embedded subsystem 502, and to the power supply 503 of described mainboard and embedded subsystem power supply, described mainboard 501 comprises: embedded controller 504.This notebook computer also comprises: power supply switch controller 505, be connected with embedded subsystem with embedded controller, described embedded controller is used for when notebook computer is in open state, by controlling described power supply switch controller, close the power supply of described embedded subsystem; When notebook computer is in low-power consumption or off-mode,, open the power supply of described embedded subsystem by controlling described power supply switch controller.
In specific implementation, described power supply switch controller can be arranged on the mainboard and also can not be arranged on the mainboard.Shown in Fig. 5 is that power supply switch controller is arranged on the example on the mainboard.
Preferably, in the notebook computer of the embodiment of the invention, described embedded controller comprises:
Communication module is used for communicating with described embedded subsystem, and determines whether to change the on off state of described embedded subsystem power supply.
Preferably, in the notebook computer of the embodiment of the invention, described embedded subsystem comprises:
The low power consumption control module is used for controlling described embedded subsystem and being in low power consumpting state such as dormant state when the task of embedded system has been finished.
Preferably, in the notebook computer of the embodiment of the invention, described embedded subsystem comprises:
Wake module, be used for as new task or outside when interrupting, wake the embedded subsystem that is in low power consumpting state up, make it in running order.
Preferably, in the notebook computer of the embodiment of the invention, described notebook body also comprises:
Data simultaneous module is used for before closing the power supply of described embedded subsystem and before described notebook computer quits work, the data of described notebook computer and the data of described embedded subsystem is carried out synchronously.
Fig. 6, Fig. 7 are a kind of specific implementation of the notebook computer of the embodiment of the invention.Wherein, Fig. 6 is the structured flowchart of the notebook computer of this specific implementation; Fig. 7 is the power control logic and the interface circuit figure of the notebook computer of this specific implementation.
As Fig. 6, in the notebook computer of this specific implementation, the notebook computer body is embodied as notebook-computer system (NB System, Notebook System).NB system is for having expanded the new system that supports Aided Design such as work system Always on system always on original notebook system framework basis, mainly comprise: CPU (central processing unit) (CPU), storage unit such as DDR, power module, north and south bridge, embedded controller (EC, Embedded Controller) and the parts such as slot that connect Express card.
Always on system still can carry out work to realize the subsystem of preset function after notebook standby and the shutdown, with the receiving and dispatching mail is example, it is the subsystem that still can continue receiving and dispatching mail after notebook standby or the shutdown, mainly be included in: parts such as application processor (AP), storage unit such as DDR/SDRAM and flash memory (FLASHMemory), power module and steering logic, wherein application processor be mainly used in finish default function and with computer body between communicate by letter etc.
When notebook computer body operate as normal, because notebook is provided with the mail treatment functional module, the user can handle postal matter by notebook; This moment, Always on system did not need work, and notebook can cut off the power supply of this subsystem or make this subsystem enter low power consumpting state; When notebook needed dormancy or shutdown, notebook can be opened the power supply of this subsystem, and makes this subsystem enter duty, and notebook quits work after the data sync, and this moment, Always on system can continue to handle postal matter.After notebook was started shooting once more, notebook can cut off the power supply of this subsystem once more or make this type families system enter low power consumpting state after data sync.
As Fig. 7, the embedded controller EC701 that is arranged on mainboard comprises: the on off state of power supply by the state that control power supply switch controller SW702 comes the embedded subsystem Always on system703 of control setting in expansion card.SW is connected with CPPE# with the CPUSB# of expansion card (ExpressCard), by judging the input signal of CPUSB# and CPPE#, notebook computer can be judged the type and the card information of the card that whether has expansion card insertion notebook computer main body system to be connected with mainboard and insert.The notebook computer body is according to the state of the current State Control embedded subsystem of its system then, as when notebook computer is in open state, closes the power supply of embedded subsystem or make embedded subsystem be in low power consumpting state by controlling described power supply switch controller; When notebook computer is in low-power consumption or off-mode,, open the power supply of described embedded subsystem by controlling described power supply switch controller.In the specific implementation, EC can communicate by letter with the application processor in the embedded subsystem to determine whether changing switching-on and switching-off state by the I2C bus interface earlier, exemplarily but not as restrictedly, as finishing the state that data sync then can change power switch; In this way, then control end such as general input and output pin GPIO1, the GPIO2 by power supply switch controller imports the control signal that changes switching-on and switching-off state, and thereby the on off state of power supply that changes embedded subsystem to be reaching the power supply control to embedded subsystem, thereby realized technical scheme of the present invention and can reduce system power dissipation.Wherein, the signal of GPIO1 is from the general input and output pin of South Bridge chip ICH.Can provide different power supplys by power supply input 1 to expansion card with power supply input 2 in addition, to satisfy the demand of different cards.Wherein, CPUSB# and CPPE# are the definition in the ExpressCard calliper model, do not repeat them here.
The such scheme of the embodiment of the invention at problems of the prior art and defective, when computer system is in open state (S0), is closed the power supply of embedded subsystem or is made embedded subsystem enter low power consumpting state; When system is in the holding state of low-power consumption or off-mode when (S3/S4/S5), open the power supply of embedded subsystem, and make embedded subsystem in running order, and embedded subsystem enters low power consumpting state such as dormant state automatically when not having task, like this can real-time implementation default function is as the real time scan of the real-time reception that realizes mail and transmission, virus etc., also can reduce the power consumption of being brought of embedded subsystem effectively, prolong the system standby time.
The above is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the described principle of the embodiment of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (13)
1. the control method of a computer system, described computer system comprises: computer body and embedded subsystem, described embedded subsystem is used to realize the function preset, described computer body is provided with the functional module that is used to realize described preset function, described functional module is worked when described computer body is in open state, it is characterized in that, comprise the steps:
Determine described computer body present located state;
When described computer body is in open state, closes the power supply of described embedded subsystem or make described embedded subsystem be in low power consumpting state;
When described computer body is in low power consumpting state or off-mode, make described embedded subsystem in running order.
2. method according to claim 1 is characterized in that, also comprises:
When the task of in running order embedded system has been finished, control described embedded subsystem and be in low power consumpting state.
3. method according to claim 1 and 2 is characterized in that, also comprises:
When new task or external interrupt, wake the embedded subsystem that is in low power consumpting state up.
4. method according to claim 1, it is characterized in that, before closing the power supply of described embedded subsystem and before computer body enters described low power consumpting state or off-mode, also comprise the data of described computer body and the data of described embedded subsystem are carried out synchronous step.
5. method according to claim 1 is characterized in that, before the state of the described embedded subsystem power supply of control, also comprises:
Communicate with described embedded subsystem, and the state of judging described embedded system changeable step whether.
6. according to each described method among the claim 1-5, it is characterized in that described default function comprises: realize the reception and the transmission of Email, and the monitoring of virus.
7. computer system comprises:
Computer body, embedded subsystem, and the power supply that is connected with embedded subsystem with described computer body, described embedded subsystem is used to realize the function preset, described computer body is provided with the functional module that is used to realize described preset function, described functional module is worked when described computer body is in open state, it is characterized in that described computer body also comprises:
The state determination module is used for determining described computer body present located state;
The embedded system status control module, be connected with described power supply, be used for when computer body is in open state, close the power supply of described embedded subsystem or make described embedded subsystem be in low power consumpting state, when computer body is in low power consumpting state or off-mode, make described embedded subsystem in running order.
8. system according to claim 7 is characterized in that, described embedded subsystem also comprises:
The low power consumption control module is used for controlling described embedded subsystem and being in low power consumpting state when the task of in running order embedded system has been finished; And/or,
Wake module is used for waking the described embedded subsystem that is in low power consumpting state up when new task or external interrupt.
9. system according to claim 7 is characterized in that, described computer body also comprises:
Data simultaneous module is used for before closing the power supply of described embedded subsystem and before computer body enters described low power consumpting state or off-mode, the data of described computer body and the data of described embedded subsystem is carried out synchronously.
10. notebook computer comprises: mainboard, embedded subsystem, and to the power supply of described mainboard and embedded subsystem power supply, described mainboard comprises: embedded controller, it is characterized in that, and also comprise:
Power supply switch controller is connected with embedded subsystem with described embedded controller,
Described embedded controller is used for when notebook computer is in open state, by controlling described power supply switch controller, closes the power supply of described embedded subsystem; When notebook computer is in low-power consumption or off-mode,, open the power supply of described embedded subsystem by controlling described power supply switch controller.
11. notebook computer according to claim 10 is characterized in that, described embedded controller comprises:
Communication module is used for communicating with described embedded subsystem, and determines whether to change the on off state of described embedded subsystem power supply.
12. notebook computer according to claim 10 is characterized in that, described embedded subsystem comprises:
The low power consumption control module is used for controlling described embedded subsystem and being in low power consumpting state when the task of embedded system has been finished.
13., it is characterized in that described embedded subsystem comprises according to claim 10 or 12 described notebook computers:
Wake module is used for waking the embedded subsystem that is in low power consumpting state up when new task or external interrupt.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103044073A CN101470509B (en) | 2007-12-27 | 2007-12-27 | Computer system control method, computer system and notebook computer |
| US12/317,482 US8745417B2 (en) | 2007-12-27 | 2008-12-23 | Computer system and notebook computer, and method for controlling computer system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2007103044073A CN101470509B (en) | 2007-12-27 | 2007-12-27 | Computer system control method, computer system and notebook computer |
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| CN101470509A true CN101470509A (en) | 2009-07-01 |
| CN101470509B CN101470509B (en) | 2011-04-27 |
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| CN2007103044073A Active CN101470509B (en) | 2007-12-27 | 2007-12-27 | Computer system control method, computer system and notebook computer |
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| US (1) | US8745417B2 (en) |
| CN (1) | CN101470509B (en) |
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| CN103455755A (en) * | 2012-05-28 | 2013-12-18 | 联想(北京)有限公司 | Electronic device and safety protection method applied to electronic device |
| CN103455755B (en) * | 2012-05-28 | 2018-07-03 | 联想(北京)有限公司 | A kind of electronic equipment and the safety protecting method applied to electronic equipment |
| CN111681750A (en) * | 2020-04-28 | 2020-09-18 | 上海昊博影像科技有限公司 | Low-power-consumption X-ray detector control device, method, equipment and medium |
| CN111681750B (en) * | 2020-04-28 | 2024-02-20 | 地太科特影像科技(上海)有限公司 | Low-power-consumption X-ray detector control device, method, equipment and medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101470509B (en) | 2011-04-27 |
| US8745417B2 (en) | 2014-06-03 |
| US20090177898A1 (en) | 2009-07-09 |
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